1) Size: 500 x 500 x 540cm2) Roof: 650gsm (15oz.) blockout polyester vinyl, top is tensioned down at eachcorner pole using our ratcheting rope lock system3) Frame: heavy-duty anodized aluminum (#6061-T6), main profile size is 64.5 x 64.5 x 2.5mm and 45 x 45 x 2.0mm 4) Cast aluminum foot plate